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UN identification number

UN0398: Rockets, liquid fueled

As listed: Rockets, liquid fueled with bursting charge

UN0398 appears 1 time in the Hazardous Materials Table (49 CFR §172.101). Hazard class 1.2J.

ID numberUN0398
Hazard class1.2J
Packing groupnot assigned
Label codes1.2J

All §172.101 entries for UN0398

Proper shipping nameClassPGLabels
Rockets, liquid fueled with bursting charge1.2J—1.2J

Open any entry for packaging sections, special provisions, air limits and vessel stowage.

What it means

1.2J
Class 1.2J — Explosives. Materials that can explode, burst, or rapidly release energy. Divisions 1.1–1.6 rank the type of hazard, from mass explosion (1.1) to extremely insensitive articles (1.6).

Label codes (column 6): 1.2J → Explosive 1.2J label.

UN numbers are recognized for international and domestic transport.

Example basic description

UN0398, Rockets, liquid fueled, 1.2J

Proper shipping name shown without the table's italic descriptive text. Order per §172.202: ID number, proper shipping name, hazard class, packing group. Example only — add technical names, “RQ”, quantities and other elements your shipment requires.

What to check next

  1. Match the name. Compare your SDS Section 14 to the proper shipping names above and pick the row with your packing group.
  2. Read the special provisions on the entry page (§172.102) — they can add limits or exceptions.
  3. Check packaging — the entry page lists the Part 173 sections for exceptions, non-bulk and bulk.
  4. Labels & placards. Placarding depends on class and quantity — see Table 1 vs Table 2.
  5. Emergency response. Find the response guide for UN0398 in the current PHMSA Emergency Response Guidebook.
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Common questions about UN0398

What is UN0398?

UN0398 is the identification number for Rockets, liquid fueled in the DOT Hazardous Materials Table (49 CFR §172.101).

What hazard class is UN0398?

UN0398 is listed under hazard class 1.2J (explosives).

What packing group is UN0398?

Packing group for UN0398: not assigned. Where several rows exist, the packing group that fits your material decides which row applies.

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Source: Hazardous Materials Table (49 CFR §172.101), eCFR.gov — current as of Oct 23, 2026. View the official table. Reference only — verify current requirements before shipping.